#45A3BA
Closest named color: Cadet Blue (#5F9EA0). oklch(66.9% 0.094 216.6), rgb(69, 163, 186).
Aa
Black text reads best on this color (7.20:1).
About this color
#45A3BA is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 67%, its chroma 0.094 and its hue 217°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.040 away. Black text reads best on it, at 7.20:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.094) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 7.20:1 |
| White text | 2.91:1 |
Values
| HEX | #45A3BA |
| RGB | rgb(69, 163, 186) |
| HSL | hsl(192, 46%, 50%) |
| OKLCH | oklch(66.9% 0.094 216.6) |
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 #45A3BA | 2.91:1 | Fails | Lc -60.6 | Content text, not long reading |
| Black text on #45A3BA | 7.20:1 | AAA | Lc 48.7 | Large or bold text, headings |
| #45A3BA text on white | 2.91:1 | Fails | Lc 55.3 | Large or bold text, headings |
| #45A3BA text on black | 7.20:1 | AAA | Lc -46.5 | 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 500.
-
Step 50
50
#F1F6F8
oklch(97% 0.006 223.5)
-
Step 100
100
#E1ECF0
oklch(93.6% 0.013 221.4)
-
Step 200
200
#C7DEE4
oklch(88.5% 0.026 215.2)
-
Step 300
300
#A0C9D4
oklch(81% 0.046 215.9)
-
Step 400
400
#69ACBE
oklch(70.6% 0.073 216.8)
-
Step 500
500 (this color)
#45A3BA
oklch(66.9% 0.094 216.6)
-
Step 600
600
#008199
oklch(55.6% 0.099 216.9)
-
Step 700
700
#006C81
oklch(49% 0.088 217.4)
-
Step 800
800
#00596A
oklch(42.8% 0.076 216.6)
-
Step 900
900
#0E4956
oklch(37.6% 0.061 216.5)
-
Step 950
950
#0C2B33
oklch(27% 0.039 217.8)
#45A3BA 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) | #949EBB | 0.083 |
| Deuteranopia (no green cones) | #8392BA | 0.074 |
| Tritanopia (no blue cones) | #00ABAA | 0.046 |
| Achromatopsia (no color) | #979797 | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45A3BA
#45A3BA
oklch(66.9% 0.094 216.6)
- #C7806C
#C7806C
oklch(66.9% 0.094 36.5)
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 #45A3BA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.040
- Turquoise Blue #06B1C4 ΔE 0.040
- Greyblue #77A1B5 ΔE 0.046
- Light Sea Green #20B2AA ΔE 0.058
- Sea #3C9992 ΔE 0.062
- Dull Teal #5F9E8F ΔE 0.062
- Bluegrey #85A3B2 ΔE 0.063
- Bluey Grey #89A0B0 ΔE 0.067
Use #45A3BA 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.