#124394
Closest named color: Cobalt (#1E488F). oklch(40.3% 0.143 260.3), rgb(18, 67, 148).
Aa
White text reads best on this color (9.30:1).
About this color
#124394 is a dark, vivid blue. In OKLCH its lightness is 40%, its chroma 0.143 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Cobalt (#1E488F), ΔE 0.020 away. White text reads best on it, at 9.30:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | vivid (0.143) |
| Temperature | cool |
| Nearest name | Cobalt (#1E488F) |
| Black text | 2.25:1 |
| White text | 9.30:1 |
Values
| HEX | #124394 |
| RGB | rgb(18, 67, 148) |
| HSL | hsl(217, 78%, 33%) |
| OKLCH | oklch(40.3% 0.143 260.3) |
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 #124394 | 9.30:1 | AAA | Lc -95.3 | Preferred for body text |
| Black text on #124394 | 2.25:1 | Fails | Lc 13.1 | Not readable |
| #124394 text on white | 9.30:1 | AAA | Lc 90.9 | Preferred for body text |
| #124394 text on black | 2.25:1 | Fails | Lc -11.4 | 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
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E1EBFB
oklch(93.7% 0.024 259.8)
-
Step 200
200
#C8DAF9
oklch(88.5% 0.047 261.4)
-
Step 300
300
#A1C2F7
oklch(80.9% 0.084 259.8)
-
Step 400
400
#6EA0F4
oklch(70.7% 0.135 260.3)
-
Step 500
500
#4886EF
oklch(63.2% 0.171 260.3)
-
Step 600
600
#296DDE
oklch(55.7% 0.186 260.2)
-
Step 700
700
#1C5AC1
oklch(49.2% 0.173 260.3)
-
Step 800
800 (this color)
#124394
oklch(40.3% 0.143 260.3)
-
Step 900
900
#1B3F7C
oklch(37.8% 0.112 260.3)
-
Step 950
950
#112548
oklch(26.9% 0.07 260.7)
#124394 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) | #004D97 | 0.027 |
| Deuteranopia (no green cones) | #004192 | 0.011 |
| Tritanopia (no blue cones) | #005765 | 0.109 |
| Achromatopsia (no color) | #474747 | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #124394
#124394
oklch(40.3% 0.143 260.3)
- #604300
#604300
oklch(40.5% 0.084 80.6)
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 #124394, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cobalt #1E488F ΔE 0.020
- Twilight Blue #0A437A ΔE 0.044
- Sapphire #2138AB ΔE 0.046
- Light Navy #155084 ΔE 0.049
- Dusk Blue #26538D ΔE 0.053
- Blueberry #464196 ΔE 0.058
- Deep Sea Blue #015482 ΔE 0.061
- Dark Slate Blue #483D8B ΔE 0.063
Use #124394 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.