#56A09B
Closest named color: Cadet Blue (#5F9EA0). oklch(65.7% 0.075 189.8), rgb(86, 160, 155).
Aa
Black text reads best on this color (6.89:1).
About this color
#56A09B is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 66%, its chroma 0.075 and its hue 190°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.014 away. Black text reads best on it, at 6.89:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.075) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 6.89:1 |
| White text | 3.04:1 |
Values
| HEX | #56A09B |
| RGB | rgb(86, 160, 155) |
| HSL | hsl(176, 30%, 48%) |
| OKLCH | oklch(65.7% 0.075 189.8) |
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 #56A09B | 3.04:1 | AA large text | Lc -62.5 | Content text, not long reading |
| Black text on #56A09B | 6.89:1 | AA | Lc 46.9 | Large or bold text, headings |
| #56A09B text on white | 3.04:1 | AA large text | Lc 57.1 | Large or bold text, headings |
| #56A09B text on black | 6.89:1 | AA | Lc -44.6 | Non-text elements, placeholder text |
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
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E2ECEB
oklch(93.5% 0.011 189.8)
-
Step 200
200
#CBDEDC
oklch(88.6% 0.02 189.2)
-
Step 300
300
#A7C9C6
oklch(81% 0.037 189.9)
-
Step 400
400
#75ADA8
oklch(70.7% 0.059 188.9)
-
Step 500
500 (this color)
#56A09B
oklch(65.7% 0.075 189.8)
-
Step 600
600
#2C827E
oklch(55.5% 0.081 190.7)
-
Step 700
700
#1D6E6A
oklch(49% 0.075 190.1)
-
Step 800
800
#1C5A56
oklch(42.7% 0.062 189)
-
Step 900
900
#1E4A47
oklch(37.7% 0.049 189.3)
-
Step 950
950
#132B2A
oklch(26.9% 0.03 192)
#56A09B 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) | #99999B | 0.080 |
| Deuteranopia (no green cones) | #8C909C | 0.074 |
| Tritanopia (no blue cones) | #31A39E | 0.025 |
| Achromatopsia (no color) | #949494 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #56A09B
#56A09B
oklch(65.7% 0.075 189.8)
- #BA7E87
#BA7E87
oklch(65.7% 0.075 9.5)
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 #56A09B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.014
- Dull Teal #5F9E8F ΔE 0.017
- Grey Teal #5E9B8A ΔE 0.024
- Sea #3C9992 ΔE 0.033
- Persian Green #2A9D8F ΔE 0.039
- Blue Green #0F9B8E ΔE 0.049
- Dusty Teal #4C9085 ΔE 0.052
- Light Sea Green #20B2AA ΔE 0.053
Use #56A09B 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.