#6FA09B
Closest named color: Cadet Blue (#5F9EA0). oklch(66.9% 0.053 188), rgb(111, 160, 155).
Aa
Black text reads best on this color (7.17:1).
About this color
#6FA09B is a medium-light, muted teal or cyan. In OKLCH its lightness is 67%, its chroma 0.053 and its hue 188°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.020 away. Black text reads best on it, at 7.17:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (67%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 7.17:1 |
| White text | 2.92:1 |
Values
| HEX | #6FA09B |
| RGB | rgb(111, 160, 155) |
| HSL | hsl(174, 21%, 53%) |
| OKLCH | oklch(66.9% 0.053 188) |
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 #6FA09B | 2.92:1 | Fails | Lc -61.0 | Content text, not long reading |
| Black text on #6FA09B | 7.17:1 | AAA | Lc 48.4 | Large or bold text, headings |
| #6FA09B text on white | 2.92:1 | Fails | Lc 55.6 | Large or bold text, headings |
| #6FA09B text on black | 7.17:1 | AAA | Lc -46.2 | 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 400.
-
Step 50
50
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E3ECEB
oklch(93.6% 0.01 189.1)
-
Step 200
200
#CCDDDB
oklch(88.4% 0.018 188.3)
-
Step 300
300
#A9C8C4
oklch(80.9% 0.034 187)
-
Step 400
400 (this color)
#6FA09B
oklch(66.9% 0.053 188)
-
Step 500
500
#569791
oklch(63.1% 0.068 188)
-
Step 600
600
#38817B
oklch(55.5% 0.073 188)
-
Step 700
700
#296D68
oklch(49% 0.068 188.5)
-
Step 800
800
#245955
oklch(42.7% 0.057 188.6)
-
Step 900
900
#234946
oklch(37.6% 0.044 188.8)
-
Step 950
950
#152B29
oklch(27% 0.028 188.1)
#6FA09B 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) | #9B9B9B | 0.057 |
| Deuteranopia (no green cones) | #92949C | 0.054 |
| Tritanopia (no blue cones) | #5FA29E | 0.016 |
| Achromatopsia (no color) | #979797 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6FA09B
#6FA09B
oklch(66.9% 0.053 188)
- #B3888F
#B3888F
oklch(67% 0.053 7.7)
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 #6FA09B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.020
- Dull Teal #5F9E8F ΔE 0.026
- Grey Teal #5E9B8A ΔE 0.034
- Greyblue #77A1B5 ΔE 0.041
- Bluegrey #85A3B2 ΔE 0.045
- Bluey Grey #89A0B0 ΔE 0.047
- Greeny Grey #7EA07A ΔE 0.048
- Grey Green #86A17D ΔE 0.049
Use #6FA09B 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.