#45BFA8
Closest named color: Topaz (#13BBAF). oklch(73.1% 0.113 178.1), rgb(69, 191, 168).
Aa
Black text reads best on this color (9.27:1).
About this color
#45BFA8 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 73%, its chroma 0.113 and its hue 178°. Its hue sits on the cool side of the wheel. The nearest named color is Topaz (#13BBAF), ΔE 0.026 away. Black text reads best on it, at 9.27:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.113) |
| Temperature | cool |
| Nearest name | Topaz (#13BBAF) |
| Black text | 9.27:1 |
| White text | 2.26:1 |
Values
| HEX | #45BFA8 |
| RGB | rgb(69, 191, 168) |
| HSL | hsl(169, 49%, 51%) |
| OKLCH | oklch(73.1% 0.113 178.1) |
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 #45BFA8 | 2.26:1 | Fails | Lc -49.2 | Large or bold text, headings |
| Black text on #45BFA8 | 9.27:1 | AAA | Lc 59.6 | Large or bold text, headings |
| #45BFA8 text on white | 2.26:1 | Fails | Lc 44.3 | Non-text elements, placeholder text |
| #45BFA8 text on black | 9.27:1 | AAA | Lc -57.8 | Large or bold text, headings |
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 400.
-
Step 50
50
#EFF8F5
oklch(97.2% 0.01 174.3)
-
Step 100
100
#DCEFEA
oklch(93.7% 0.021 178.3)
-
Step 200
200
#BFE2D9
oklch(88.5% 0.039 178.1)
-
Step 300
300
#8ED0C1
oklch(80.9% 0.07 178.6)
-
Step 400
400 (this color)
#45BFA8
oklch(73.1% 0.113 178.1)
-
Step 500
500
#00A08A
oklch(63.2% 0.116 178.3)
-
Step 600
600
#008673
oklch(55.5% 0.102 178.1)
-
Step 700
700
#007161
oklch(49.1% 0.09 178.4)
-
Step 800
800
#005D4F
oklch(42.8% 0.079 177.8)
-
Step 900
900
#004D42
oklch(37.6% 0.069 179)
-
Step 950
950
#002E26
oklch(26.9% 0.05 177.5)
#45BFA8 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) | #B8B4A7 | 0.119 |
| Deuteranopia (no green cones) | #A6A7AA | 0.113 |
| Tritanopia (no blue cones) | #00C2B8 | 0.026 |
| Achromatopsia (no color) | #ACACAC | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45BFA8
#45BFA8
oklch(73.1% 0.113 178.1)
- #E189A7
#E189A7
oklch(73% 0.113 358.3)
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 #45BFA8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Topaz #13BBAF ΔE 0.026
- Greeny Blue #42B395 ΔE 0.038
- Light Sea Green #20B2AA ΔE 0.045
- Green Blue #01C08D ΔE 0.048
- Medium Aquamarine #66CDAA ΔE 0.049
- Greenblue #23C48B ΔE 0.052
- Dark Turquoise #00CED1 ΔE 0.060
- Medium Turquoise #48D1CC ΔE 0.062
Use #45BFA8 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.