#00799D
Closest named color: Sea Blue (#047495). oklch(53.8% 0.104 227.5), rgb(0, 121, 157).
Aa
White text reads best on this color (4.97:1).
About this color
#00799D is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 54%, its chroma 0.104 and its hue 228°. Its hue sits on the cool side of the wheel. The nearest named color is Sea Blue (#047495), ΔE 0.017 away. White text reads best on it, at 4.97:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.104) |
| Temperature | cool |
| Nearest name | Sea Blue (#047495) |
| Black text | 4.22:1 |
| White text | 4.97:1 |
Values
| HEX | #00799D |
| RGB | rgb(0, 121, 157) |
| HSL | hsl(194, 100%, 31%) |
| OKLCH | oklch(53.8% 0.104 227.5) |
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 #00799D | 4.97:1 | AA | Lc -79.2 | Fine for body text |
| Black text on #00799D | 4.22:1 | AA large text | Lc 30.3 | Non-text elements, placeholder text |
| #00799D text on white | 4.97:1 | AA | Lc 73.8 | Content text, not long reading |
| #00799D text on black | 4.22:1 | AA large text | Lc -27.9 | Dividers and decoration only |
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 600.
-
Step 50
50
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF1
oklch(93.6% 0.014 226.6)
-
Step 200
200
#C8DDE7
oklch(88.5% 0.026 227.9)
-
Step 300
300
#A2C7D9
oklch(80.9% 0.047 229)
-
Step 400
400
#6CAAC5
oklch(70.6% 0.075 227.5)
-
Step 500
500
#3F95B7
oklch(63.2% 0.096 227.4)
-
Step 600
600 (this color)
#00799D
oklch(53.8% 0.104 227.5)
-
Step 700
700
#006B8B
oklch(49.2% 0.095 227.3)
-
Step 800
800
#075771
oklch(42.7% 0.08 227.4)
-
Step 900
900
#14485B
oklch(37.7% 0.062 226.7)
-
Step 950
950
#0E2A36
oklch(27% 0.04 229.1)
#00799D 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) | #66779F | 0.075 |
| Deuteranopia (no green cones) | #546A9D | 0.065 |
| Tritanopia (no blue cones) | #008385 | 0.056 |
| Achromatopsia (no color) | #707070 | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #00799D
#00799D
oklch(53.8% 0.104 227.5)
- #9E5934
#9E5934
oklch(53.7% 0.104 47.6)
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 #00799D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Blue #047495 ΔE 0.017
- Ocean #017B92 ΔE 0.020
- Ocean Blue #03719C ΔE 0.024
- Nice Blue #107AB0 ΔE 0.031
- Muted Blue #3B719F ΔE 0.035
- Cerulean #457B9D ΔE 0.038
- Flat Blue #3C73A8 ΔE 0.040
- Dull Blue #49759C ΔE 0.041
Use #00799D 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.