#799B9E
Closest named color: Cadet Blue (#5F9EA0). oklch(66.5% 0.038 203), rgb(121, 155, 158).
Aa
Black text reads best on this color (6.99:1).
About this color
#799B9E is a medium-light, muted teal or cyan. In OKLCH its lightness is 67%, its chroma 0.038 and its hue 203°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.028 away. Black text reads best on it, at 6.99:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (67%) |
| Chroma | muted (0.038) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 6.99:1 |
| White text | 3.00:1 |
Values
| HEX | #799B9E |
| RGB | rgb(121, 155, 158) |
| HSL | hsl(185, 16%, 55%) |
| OKLCH | oklch(66.5% 0.038 203) |
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 #799B9E | 3.00:1 | AA large text | Lc -62.0 | Content text, not long reading |
| Black text on #799B9E | 6.99:1 | AA | Lc 47.4 | Large or bold text, headings |
| #799B9E text on white | 3.00:1 | AA large text | Lc 56.7 | Large or bold text, headings |
| #799B9E text on black | 6.99:1 | AA | Lc -45.1 | 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
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E6EBEB
oklch(93.6% 0.005 197.1)
-
Step 200
200
#D2DBDC
oklch(88.5% 0.01 204.9)
-
Step 300
300
#B4C4C6
oklch(80.9% 0.018 205.8)
-
Step 400
400
#8CA6A9
oklch(70.6% 0.029 205.1)
-
Step 500
500 (this color)
#799B9E
oklch(66.5% 0.038 203)
-
Step 600
600
#577B7E
oklch(55.7% 0.041 202.5)
-
Step 700
700
#46676A
oklch(49% 0.038 203.1)
-
Step 800
800
#3A5457
oklch(42.6% 0.032 205)
-
Step 900
900
#324647
oklch(37.8% 0.025 200)
-
Step 950
950
#1E292A
oklch(27.1% 0.015 203.2)
#799B9E 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) | #96989E | 0.038 |
| Deuteranopia (no green cones) | #8F939E | 0.035 |
| Tritanopia (no blue cones) | #6D9E9C | 0.017 |
| Achromatopsia (no color) | #959595 | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #799B9E
#799B9E
oklch(66.5% 0.038 203)
- #AA8B89
#AA8B89
oklch(66.5% 0.038 22.5)
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 #799B9E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.028
- Greyblue #77A1B5 ΔE 0.033
- Bluey Grey #89A0B0 ΔE 0.036
- Bluegrey #85A3B2 ΔE 0.037
- Cool Gray #8D99AE ΔE 0.039
- Dull Teal #5F9E8F ΔE 0.041
- Blue Grey #758DA3 ΔE 0.044
- Cool Grey #95A3A6 ΔE 0.046
Use #799B9E 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.