#669683
Closest named color: Grey Teal (#5E9B8A). oklch(63.3% 0.059 167.8), rgb(102, 150, 131).
Aa
Black text reads best on this color (6.25:1).
About this color
#669683 is a medium-light, muted green. In OKLCH its lightness is 63%, its chroma 0.059 and its hue 168°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grey Teal (#5E9B8A), ΔE 0.015 away. Black text reads best on it, at 6.25:1.
| Hue family | Greens |
| Lightness | medium-light (63%) |
| Chroma | muted (0.059) |
| Temperature | in between |
| Nearest name | Grey Teal (#5E9B8A) |
| Black text | 6.25:1 |
| White text | 3.35:1 |
Values
| HEX | #669683 |
| RGB | rgb(102, 150, 131) |
| HSL | hsl(156, 19%, 49%) |
| OKLCH | oklch(63.3% 0.059 167.8) |
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 #669683 | 3.35:1 | AA large text | Lc -66.4 | Content text, not long reading |
| Black text on #669683 | 6.25:1 | AA | Lc 43.1 | Non-text elements, placeholder text |
| #669683 text on white | 3.35:1 | AA large text | Lc 61.0 | Content text, not long reading |
| #669683 text on black | 6.25:1 | AA | Lc -40.7 | 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
#E5ECE9
oklch(93.7% 0.008 168.7)
-
Step 200
200
#D0DDD7
oklch(88.6% 0.016 166.7)
-
Step 300
300
#B0C7BD
oklch(80.9% 0.029 167.6)
-
Step 400
400
#85AA9B
oklch(70.6% 0.046 168.3)
-
Step 500
500 (this color)
#669683
oklch(63.3% 0.059 167.8)
-
Step 600
600
#4B806C
oklch(55.7% 0.065 167.9)
-
Step 700
700
#3C6C5A
oklch(49.1% 0.061 167.7)
-
Step 800
800
#32584A
oklch(42.7% 0.05 168.4)
-
Step 900
900
#2C483D
oklch(37.6% 0.039 167.6)
-
Step 950
950
#1A2A24
oklch(26.9% 0.024 169.1)
#669683 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) | #949082 | 0.061 |
| Deuteranopia (no green cones) | #8B8A84 | 0.057 |
| Tritanopia (no blue cones) | #5A9690 | 0.022 |
| Achromatopsia (no color) | #8C8C8C | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #669683
#669683
oklch(63.3% 0.059 167.8)
- #A67C91
#A67C91
oklch(63.4% 0.059 347.4)
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 #669683, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Teal #5E9B8A ΔE 0.015
- Dull Teal #5F9E8F ΔE 0.024
- Green Grey #77926F ΔE 0.030
- Dusty Teal #4C9085 ΔE 0.034
- Slate Green #658D6D ΔE 0.035
- Sea #3C9992 ΔE 0.039
- Cadet Blue #5F9EA0 ΔE 0.041
- Persian Green #2A9D8F ΔE 0.047
Use #669683 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.