#30486B
Closest named color: Dark Grey Blue (#29465B). oklch(39.9% 0.067 257.7), rgb(48, 72, 107).
Aa
White text reads best on this color (9.27:1).
About this color
#30486B is a dark, muted blue. In OKLCH its lightness is 40%, its chroma 0.067 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.029 away. White text reads best on it, at 9.27:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.26:1 |
| White text | 9.27:1 |
Values
| HEX | #30486B |
| RGB | rgb(48, 72, 107) |
| HSL | hsl(216, 38%, 30%) |
| OKLCH | oklch(39.9% 0.067 257.7) |
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 #30486B | 9.27:1 | AAA | Lc -95.6 | Preferred for body text |
| Black text on #30486B | 2.26:1 | Fails | Lc 12.7 | Not readable |
| #30486B text on white | 9.27:1 | AAA | Lc 91.3 | Preferred for body text |
| #30486B text on black | 2.26:1 | Fails | Lc -11.1 | 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 900.
-
Step 50
50
#F3F6FA
oklch(97.2% 0.006 255.5)
-
Step 100
100
#E4EAF4
oklch(93.5% 0.015 260.7)
-
Step 200
200
#CEDAEC
oklch(88.5% 0.028 258.4)
-
Step 300
300
#ADC2E1
oklch(80.8% 0.05 258)
-
Step 400
400
#81A2D3
oklch(70.6% 0.081 258.1)
-
Step 500
500
#618BC7
oklch(63.1% 0.102 257.3)
-
Step 600
600
#4874B3
oklch(55.6% 0.11 257.4)
-
Step 700
700
#39619A
oklch(49.1% 0.103 257.4)
-
Step 800
800
#304F7D
oklch(42.6% 0.085 258.1)
-
Step 900
900 (this color)
#30486B
oklch(39.9% 0.067 257.7)
-
Step 950
950
#19273B
oklch(27% 0.042 257.3)
#30486B 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) | #3A4A6D | 0.016 |
| Deuteranopia (no green cones) | #33456A | 0.009 |
| Tritanopia (no blue cones) | #125054 | 0.060 |
| Achromatopsia (no color) | #474747 | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #30486B
#30486B
oklch(39.9% 0.067 257.7)
- #5B4219
#5B4219
oklch(39.8% 0.066 77)
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 #30486B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.029
- Charcoal #264653 ΔE 0.044
- Twilight Blue #0A437A ΔE 0.046
- Light Navy #155084 ΔE 0.046
- Deep Sea Blue #015482 ΔE 0.051
- Dusk Blue #26538D ΔE 0.059
- Dark Slate Gray #2F4F4F ΔE 0.059
- YInMn Blue #415A77 ΔE 0.062
Use #30486B 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.