#669794
Closest named color: Cadet Blue (#5F9EA0). oklch(64.1% 0.053 191.1), rgb(102, 151, 148).
Aa
Black text reads best on this color (6.41:1).
About this color
#669794 is a medium-light, muted teal or cyan. In OKLCH its lightness is 64%, its chroma 0.053 and its hue 191°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.022 away. Black text reads best on it, at 6.41:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (64%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 6.41:1 |
| White text | 3.27:1 |
Values
| HEX | #669794 |
| RGB | rgb(102, 151, 148) |
| HSL | hsl(176, 19%, 50%) |
| OKLCH | oklch(64.1% 0.053 191.1) |
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 #669794 | 3.27:1 | AA large text | Lc -65.4 | Content text, not long reading |
| Black text on #669794 | 6.41:1 | AA | Lc 44.1 | Non-text elements, placeholder text |
| #669794 text on white | 3.27:1 | AA large text | Lc 60.0 | Large or bold text, headings |
| #669794 text on black | 6.41:1 | AA | Lc -41.7 | 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
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E5EBEB
oklch(93.6% 0.006 197)
-
Step 200
200
#CFDCDB
oklch(88.4% 0.014 191.4)
-
Step 300
300
#AFC6C4
oklch(80.9% 0.025 190.3)
-
Step 400
400
#83A9A7
oklch(70.6% 0.041 192.2)
-
Step 500
500 (this color)
#669794
oklch(64.1% 0.053 191.1)
-
Step 600
600
#497E7B
oklch(55.5% 0.057 191)
-
Step 700
700
#3A6B68
oklch(49.2% 0.054 190.5)
-
Step 800
800
#305755
oklch(42.7% 0.045 191.4)
-
Step 900
900
#2B4846
oklch(37.8% 0.035 190.2)
-
Step 950
950
#1A2A29
oklch(27% 0.022 191)
#669794 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) | #929294 | 0.057 |
| Deuteranopia (no green cones) | #888B95 | 0.053 |
| Tritanopia (no blue cones) | #559A96 | 0.018 |
| Achromatopsia (no color) | #8E8E8E | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #669794
#669794
oklch(64.1% 0.053 191.1)
- #AA7F84
#AA7F84
oklch(64% 0.054 10.9)
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 #669794, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.022
- Grey Teal #5E9B8A ΔE 0.024
- Dull Teal #5F9E8F ΔE 0.025
- Sea #3C9992 ΔE 0.038
- Dusty Teal #4C9085 ΔE 0.041
- Blue Grey #758DA3 ΔE 0.046
- Light Slate Gray #778899 ΔE 0.050
- Persian Green #2A9D8F ΔE 0.051
Use #669794 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.