#124D83
Closest named color: Light Navy (#155084). oklch(41.4% 0.107 250.9), rgb(18, 77, 131).
Aa
White text reads best on this color (8.69:1).
About this color
#124D83 is a dark, moderately saturated blue. In OKLCH its lightness is 41%, its chroma 0.107 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy (#155084), ΔE 0.009 away. White text reads best on it, at 8.69:1.
| Hue family | Blues |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.107) |
| Temperature | cool |
| Nearest name | Light Navy (#155084) |
| Black text | 2.41:1 |
| White text | 8.69:1 |
Values
| HEX | #124D83 |
| RGB | rgb(18, 77, 131) |
| HSL | hsl(209, 76%, 29%) |
| OKLCH | oklch(41.4% 0.107 250.9) |
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 #124D83 | 8.69:1 | AAA | Lc -93.9 | Preferred for body text |
| Black text on #124D83 | 2.41:1 | Fails | Lc 14.6 | Not readable |
| #124D83 text on white | 8.69:1 | AAA | Lc 89.4 | Fine for body text |
| #124D83 text on black | 2.41:1 | Fails | Lc -12.8 | Not readable |
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 800.
-
Step 50
50
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E1EBF6
oklch(93.6% 0.018 250.6)
-
Step 200
200
#C9DBF0
oklch(88.4% 0.035 252.3)
-
Step 300
300
#A3C4E8
oklch(80.8% 0.062 250.8)
-
Step 400
400
#70A5DD
oklch(70.7% 0.1 250.7)
-
Step 500
500
#488DD4
oklch(63.1% 0.128 251.1)
-
Step 600
600
#2676C1
oklch(55.6% 0.139 250.8)
-
Step 700
700
#1763A7
oklch(49.2% 0.129 250.8)
-
Step 800
800 (this color)
#124D83
oklch(41.4% 0.107 250.9)
-
Step 900
900
#1A436C
oklch(37.6% 0.084 251.1)
-
Step 950
950
#11283F
oklch(27.1% 0.052 250.3)
#124D83 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) | #335185 | 0.033 |
| Deuteranopia (no green cones) | #204782 | 0.018 |
| Tritanopia (no blue cones) | #005A61 | 0.079 |
| Achromatopsia (no color) | #4B4B4B | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #124D83
#124D83
oklch(41.4% 0.107 250.9)
- #694100
#694100
oklch(41.2% 0.089 70.5)
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 #124D83, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy #155084 ΔE 0.009
- Deep Sea Blue #015482 ΔE 0.021
- Cobalt #1E488F ΔE 0.027
- Dusk Blue #26538D ΔE 0.029
- Twilight Blue #0A437A ΔE 0.033
- Light Navy Blue #2E5A88 ΔE 0.048
- Denim Blue #3B5B92 ΔE 0.063
- Dark Grey Blue #29465B ΔE 0.067
Use #124D83 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.