#45DFCB
Closest named color: Turquoise (#40E0D0). oklch(81.9% 0.13 182.5), rgb(69, 223, 203).
Aa
Black text reads best on this color (12.67:1).
About this color
#45DFCB is a light, moderately saturated teal or cyan. In OKLCH its lightness is 82%, its chroma 0.130 and its hue 183°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise (#40E0D0), ΔE 0.007 away. Black text reads best on it, at 12.67:1.
| Hue family | Teals and cyans |
| Lightness | light (82%) |
| Chroma | moderately saturated (0.130) |
| Temperature | cool |
| Nearest name | Turquoise (#40E0D0) |
| Black text | 12.67:1 |
| White text | 1.65:1 |
Values
| HEX | #45DFCB |
| RGB | rgb(69, 223, 203) |
| HSL | hsl(172, 71%, 57%) |
| OKLCH | oklch(81.9% 0.13 182.5) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #45DFCB | 1.65:1 | Fails | Lc -32.3 | Non-text elements, placeholder text |
| Black text on #45DFCB | 12.67:1 | AAA | Lc 75.2 | Fine for body text |
| #45DFCB text on white | 1.65:1 | Fails | Lc 28.6 | Dividers and decoration only |
| #45DFCB text on black | 12.67:1 | AAA | Lc -74.3 | Content text, not long reading |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 300.
-
Step 50
50
#EAFAF6
oklch(97.2% 0.018 179.3)
-
Step 100
100
#D0F3EC
oklch(93.7% 0.038 182.1)
-
Step 200
200
#A3E9DD
oklch(88.4% 0.072 182.8)
-
Step 300
300 (this color)
#45DFCB
oklch(81.9% 0.13 182.5)
-
Step 400
400
#00BAA7
oklch(70.8% 0.127 182.2)
-
Step 500
500
#009F8F
oklch(63.1% 0.113 182.5)
-
Step 600
600
#008678
oklch(55.6% 0.1 182.2)
-
Step 700
700
#007165
oklch(49.2% 0.088 182.2)
-
Step 800
800
#005C52
oklch(42.6% 0.076 182.2)
-
Step 900
900
#004D45
oklch(37.7% 0.067 183.1)
-
Step 950
950
#002E28
oklch(27% 0.049 181.5)
#45DFCB with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #D5D2CA | 0.138 |
| Deuteranopia (no green cones) | #BFC2CD | 0.131 |
| Tritanopia (no blue cones) | #00E3D9 | 0.022 |
| Achromatopsia (no color) | #C9C9C9 | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45DFCB
#45DFCB
oklch(81.9% 0.13 182.5)
- #FFA6BE
#FFA6BE
oklch(81.9% 0.109 2.2)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #45DFCB, closest first.
No curated palette has a color within ΔE 0.04 of #45DFCB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise #40E0D0 ΔE 0.007
- Aqua Marine #2EE8BB ΔE 0.040
- Medium Turquoise #48D1CC ΔE 0.040
- Seafoam Blue #78D1B6 ΔE 0.046
- Aqua Blue #02D8E9 ΔE 0.054
- Medium Aquamarine #66CDAA ΔE 0.055
- Dark Turquoise #00CED1 ΔE 0.057
- Light Teal #90E4C1 ΔE 0.059
Use #45DFCB in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.