#12769B
Closest named color: Sea Blue (#047495). oklch(53.1% 0.101 230), rgb(18, 118, 155).
Aa
White text reads best on this color (5.13:1).
About this color
#12769B is a medium-dark, moderately saturated blue. In OKLCH its lightness is 53%, its chroma 0.101 and its hue 230°. Its hue sits on the cool side of the wheel. The nearest named color is Sea Blue (#047495), ΔE 0.012 away. White text reads best on it, at 5.13:1.
| Hue family | Blues |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.101) |
| Temperature | cool |
| Nearest name | Sea Blue (#047495) |
| Black text | 4.09:1 |
| White text | 5.13:1 |
Values
| HEX | #12769B |
| RGB | rgb(18, 118, 155) |
| HSL | hsl(196, 79%, 34%) |
| OKLCH | oklch(53.1% 0.101 230) |
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 #12769B | 5.13:1 | AA | Lc -80.3 | Fine for body text |
| Black text on #12769B | 4.09:1 | AA large text | Lc 29.1 | Dividers and decoration only |
| #12769B text on white | 5.13:1 | AA | Lc 74.9 | Content text, not long reading |
| #12769B text on black | 4.09:1 | AA large text | Lc -26.8 | 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
#C9DDE7
oklch(88.6% 0.025 229.2)
-
Step 300
300
#A3C7D9
oklch(80.9% 0.046 229.7)
-
Step 400
400
#70A9C5
oklch(70.6% 0.072 230.4)
-
Step 500
500
#4594B7
oklch(63.1% 0.093 229.8)
-
Step 600
600 (this color)
#12769B
oklch(53.1% 0.101 230)
-
Step 700
700
#0E6A8C
oklch(49.2% 0.094 230.2)
-
Step 800
800
#125671
oklch(42.6% 0.078 230.2)
-
Step 900
900
#19475C
oklch(37.7% 0.061 231.4)
-
Step 950
950
#102A36
oklch(27.1% 0.039 230.5)
#12769B 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) | #63749D | 0.069 |
| Deuteranopia (no green cones) | #52689A | 0.059 |
| Tritanopia (no blue cones) | #008082 | 0.058 |
| Achromatopsia (no color) | #6E6E6E | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #12769B
#12769B
oklch(53.1% 0.101 230)
- #9A5932
#9A5932
oklch(53.1% 0.101 50.1)
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 #12769B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Blue #047495 ΔE 0.012
- Ocean Blue #03719C ΔE 0.017
- Ocean #017B92 ΔE 0.024
- Muted Blue #3B719F ΔE 0.029
- Nice Blue #107AB0 ΔE 0.033
- Flat Blue #3C73A8 ΔE 0.036
- Dull Blue #49759C ΔE 0.038
- Cerulean #457B9D ΔE 0.039
Use #12769B 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.