#669A83
Closest named color: Grey Teal (#5E9B8A). oklch(64.3% 0.066 165), rgb(102, 154, 131).
Aa
Black text reads best on this color (6.51:1).
About this color
#669A83 is a medium-light, muted green. In OKLCH its lightness is 64%, its chroma 0.066 and its hue 165°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grey Teal (#5E9B8A), ΔE 0.011 away. Black text reads best on it, at 6.51:1.
| Hue family | Greens |
| Lightness | medium-light (64%) |
| Chroma | muted (0.066) |
| Temperature | in between |
| Nearest name | Grey Teal (#5E9B8A) |
| Black text | 6.51:1 |
| White text | 3.22:1 |
Values
| HEX | #669A83 |
| RGB | rgb(102, 154, 131) |
| HSL | hsl(153, 20%, 50%) |
| OKLCH | oklch(64.3% 0.066 165) |
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 #669A83 | 3.22:1 | AA large text | Lc -64.8 | Content text, not long reading |
| Black text on #669A83 | 6.51:1 | AA | Lc 44.7 | Non-text elements, placeholder text |
| #669A83 text on white | 3.22:1 | AA large text | Lc 59.4 | Large or bold text, headings |
| #669A83 text on black | 6.51:1 | AA | Lc -42.3 | 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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E4ECE8
oklch(93.6% 0.01 164.9)
-
Step 200
200
#CFDDD6
oklch(88.5% 0.018 164.6)
-
Step 300
300
#AEC8BB
oklch(81% 0.033 164)
-
Step 400
400
#83AB99
oklch(70.7% 0.051 165.6)
-
Step 500
500 (this color)
#669A83
oklch(64.3% 0.066 165)
-
Step 600
600
#488169
oklch(55.7% 0.072 165)
-
Step 700
700
#396D57
oklch(49.2% 0.067 164.5)
-
Step 800
800
#305947
oklch(42.8% 0.056 164)
-
Step 900
900
#2B493C
oklch(37.7% 0.043 165)
-
Step 950
950
#192B23
oklch(27% 0.028 164.8)
#669A83 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) | #989382 | 0.066 |
| Deuteranopia (no green cones) | #8F8D84 | 0.062 |
| Tritanopia (no blue cones) | #5A9A93 | 0.025 |
| Achromatopsia (no color) | #8F8F8F | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #669A83
#669A83
oklch(64.3% 0.066 165)
- #AB7D96
#AB7D96
oklch(64.3% 0.066 345.3)
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 #669A83, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Teal #5E9B8A ΔE 0.011
- Dull Teal #5F9E8F ΔE 0.017
- Green Grey #77926F ΔE 0.032
- Greeny Grey #7EA07A ΔE 0.038
- Cadet Blue #5F9EA0 ΔE 0.040
- Sea #3C9992 ΔE 0.041
- Slate Green #658D6D ΔE 0.042
- Dusty Teal #4C9085 ΔE 0.043
Use #669A83 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.