#56A19E
Closest named color: Cadet Blue (#5F9EA0). oklch(66% 0.075 192.1), rgb(86, 161, 158).
Aa
Black text reads best on this color (6.98:1).
About this color
#56A19E is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 66%, its chroma 0.075 and its hue 192°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.013 away. Black text reads best on it, at 6.98:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.075) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 6.98:1 |
| White text | 3.00:1 |
Values
| HEX | #56A19E |
| RGB | rgb(86, 161, 158) |
| HSL | hsl(178, 30%, 48%) |
| OKLCH | oklch(66% 0.075 192.1) |
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 #56A19E | 3.00:1 | AA large text | Lc -62.0 | Content text, not long reading |
| Black text on #56A19E | 6.98:1 | AA | Lc 47.4 | Large or bold text, headings |
| #56A19E text on white | 3.00:1 | AA large text | Lc 56.6 | Large or bold text, headings |
| #56A19E text on black | 6.98:1 | AA | Lc -45.2 | 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
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E2ECEC
oklch(93.6% 0.011 197)
-
Step 200
200
#CBDEDC
oklch(88.6% 0.02 189.2)
-
Step 300
300
#A6C9C7
oklch(81% 0.037 192.2)
-
Step 400
400
#75ADAA
oklch(70.8% 0.059 191.7)
-
Step 500
500 (this color)
#56A19E
oklch(66% 0.075 192.1)
-
Step 600
600
#2B8280
oklch(55.5% 0.081 192.9)
-
Step 700
700
#1B6E6C
oklch(49.1% 0.076 192.6)
-
Step 800
800
#1A5A58
oklch(42.8% 0.063 192.1)
-
Step 900
900
#1D4A48
oklch(37.7% 0.049 191.3)
-
Step 950
950
#122B2A
oklch(26.9% 0.031 192.1)
#56A19E 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) | #999A9E | 0.079 |
| Deuteranopia (no green cones) | #8C919F | 0.074 |
| Tritanopia (no blue cones) | #2FA5A0 | 0.026 |
| Achromatopsia (no color) | #959595 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #56A19E
#56A19E
oklch(66% 0.075 192.1)
- #BB7F86
#BB7F86
oklch(65.9% 0.075 11.6)
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 #56A19E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.013
- Dull Teal #5F9E8F ΔE 0.021
- Grey Teal #5E9B8A ΔE 0.029
- Sea #3C9992 ΔE 0.037
- Persian Green #2A9D8F ΔE 0.042
- Light Sea Green #20B2AA ΔE 0.050
- Greyblue #77A1B5 ΔE 0.052
- Blue Green #0F9B8E ΔE 0.052
Use #56A19E 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.