#184864
Closest named color: Dark Grey Blue (#29465B). oklch(38.3% 0.07 238.3), rgb(24, 72, 100).
Aa
White text reads best on this color (9.76:1).
About this color
#184864 is a dark, muted blue. In OKLCH its lightness is 38%, its chroma 0.070 and its hue 238°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.020 away. White text reads best on it, at 9.76:1.
| Hue family | Blues |
| Lightness | dark (38%) |
| Chroma | muted (0.070) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.14:1 |
| White text | 9.76:1 |
Values
| HEX | #184864 |
| RGB | rgb(24, 72, 100) |
| HSL | hsl(202, 61%, 24%) |
| OKLCH | oklch(38.3% 0.07 238.3) |
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 #184864 | 9.76:1 | AAA | Lc -96.6 | Preferred for body text |
| Black text on #184864 | 2.14:1 | Fails | Lc 11.5 | Not readable |
| #184864 text on white | 9.76:1 | AAA | Lc 92.4 | Preferred for body text |
| #184864 text on black | 2.14:1 | Fails | Lc -10.0 | 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
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E1ECF3
oklch(93.7% 0.015 235.4)
-
Step 200
200
#C8DCEA
oklch(88.4% 0.029 238.3)
-
Step 300
300
#A2C6DF
oklch(80.9% 0.052 238.6)
-
Step 400
400
#6DA8CF
oklch(70.6% 0.084 238.5)
-
Step 500
500
#4292C3
oklch(63.1% 0.107 238.7)
-
Step 600
600
#187BAF
oklch(55.5% 0.117 238.6)
-
Step 700
700
#046896
oklch(49.1% 0.107 237.9)
-
Step 800
800
#0D557A
oklch(42.7% 0.089 238.1)
-
Step 900
900 (this color)
#184864
oklch(38.3% 0.07 238.3)
-
Step 950
950
#0F2939
oklch(26.9% 0.044 238.4)
#184864 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) | #3B4865 | 0.039 |
| Deuteranopia (no green cones) | #304164 | 0.031 |
| Tritanopia (no blue cones) | #004F52 | 0.046 |
| Achromatopsia (no color) | #444444 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #184864
#184864
oklch(38.3% 0.07 238.3)
- #5F391A
#5F391A
oklch(38.4% 0.07 57.7)
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 #184864, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.020
- Charcoal #264653 ΔE 0.030
- Twilight Blue #0A437A ΔE 0.045
- Dark Teal #014D4E ΔE 0.048
- Dark Blue Grey #1F3B4D ΔE 0.050
- Deep Teal #00555A ΔE 0.051
- Dark Slate Gray #2F4F4F ΔE 0.053
- Light Navy #155084 ΔE 0.055
Use #184864 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.