#799F9B
Closest named color: Cadet Blue (#5F9EA0). oklch(67.3% 0.042 188.2), rgb(121, 159, 155).
Aa
Black text reads best on this color (7.24:1).
About this color
#799F9B is a medium-light, muted teal or cyan. In OKLCH its lightness is 67%, its chroma 0.042 and its hue 188°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.029 away. Black text reads best on it, at 7.24:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (67%) |
| Chroma | muted (0.042) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 7.24:1 |
| White text | 2.89:1 |
Values
| HEX | #799F9B |
| RGB | rgb(121, 159, 155) |
| HSL | hsl(174, 17%, 55%) |
| OKLCH | oklch(67.3% 0.042 188.2) |
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 #799F9B | 2.89:1 | Fails | Lc -60.6 | Content text, not long reading |
| Black text on #799F9B | 7.24:1 | AAA | Lc 48.8 | Large or bold text, headings |
| #799F9B text on white | 2.89:1 | Fails | Lc 55.3 | Large or bold text, headings |
| #799F9B text on black | 7.24:1 | AAA | Lc -46.5 | 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
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E4EBEB
oklch(93.5% 0.007 197)
-
Step 200
200
#CFDCDB
oklch(88.4% 0.014 191.4)
-
Step 300
300
#AEC6C4
oklch(80.8% 0.026 190.5)
-
Step 400
400 (this color)
#799F9B
oklch(67.3% 0.042 188.2)
-
Step 500
500
#63948F
oklch(63% 0.053 187.9)
-
Step 600
600
#487F7A
oklch(55.7% 0.059 188.1)
-
Step 700
700
#396B66
oklch(49.1% 0.055 187.2)
-
Step 800
800
#305754
oklch(42.7% 0.045 189.3)
-
Step 900
900
#2B4845
oklch(37.8% 0.035 187.5)
-
Step 950
950
#1A2A28
oklch(27% 0.022 186.2)
#799F9B 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 | 0.045 |
| Deuteranopia (no green cones) | #93959C | 0.043 |
| Tritanopia (no blue cones) | #6EA19E | 0.013 |
| Achromatopsia (no color) | #989898 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #799F9B
#799F9B
oklch(67.3% 0.042 188.2)
- #AE8C91
#AE8C91
oklch(67.3% 0.042 8.3)
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 #799F9B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.029
- Dull Teal #5F9E8F ΔE 0.036
- Greyblue #77A1B5 ΔE 0.037
- Bluegrey #85A3B2 ΔE 0.038
- Bluey Grey #89A0B0 ΔE 0.039
- Cool Grey #95A3A6 ΔE 0.042
- Grey Teal #5E9B8A ΔE 0.043
- Cool Gray #8D99AE ΔE 0.046
Use #799F9B 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.