#161E37
Closest named color: Dark (#1B2431). oklch(24.1% 0.049 269.1), rgb(22, 30, 55).
Aa
White text reads best on this color (16.47:1).
About this color
#161E37 is a very dark, muted blue. In OKLCH its lightness is 24%, its chroma 0.049 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Dark (#1B2431), ΔE 0.028 away. White text reads best on it, at 16.47:1.
| Hue family | Blues |
| Lightness | very dark (24%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Dark (#1B2431) |
| Black text | 1.27:1 |
| White text | 16.47:1 |
Values
| HEX | #161E37 |
| RGB | rgb(22, 30, 55) |
| HSL | hsl(225, 43%, 15%) |
| OKLCH | oklch(24.1% 0.049 269.1) |
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 #161E37 | 16.47:1 | AAA | Lc -105.8 | Preferred for body text |
| Black text on #161E37 | 1.27:1 | Fails | Lc 0.0 | Not readable |
| #161E37 text on white | 16.47:1 | AAA | Lc 103.4 | Preferred for body text |
| #161E37 text on black | 1.27:1 | Fails | Lc 0.0 | 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 950.
-
Step 50
50
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E5EAF6
oklch(93.7% 0.017 267.8)
-
Step 200
200
#D0D9EF
oklch(88.5% 0.032 268)
-
Step 300
300
#B1C0E7
oklch(80.9% 0.058 268.6)
-
Step 400
400
#899EDC
oklch(70.7% 0.094 269.5)
-
Step 500
500
#6C85D2
oklch(63.1% 0.12 269.2)
-
Step 600
600
#556DBF
oklch(55.5% 0.13 269.5)
-
Step 700
700
#455BA5
oklch(49.1% 0.121 269.1)
-
Step 800
800
#394B85
oklch(42.8% 0.099 269)
-
Step 900
900
#313F6B
oklch(37.8% 0.078 269.1)
-
Step 950
950 (this color)
#161E37
oklch(24.1% 0.049 269.1)
#161E37 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) | #142138 | 0.010 |
| Deuteranopia (no green cones) | #111E36 | 0.008 |
| Tritanopia (no blue cones) | #072327 | 0.044 |
| Achromatopsia (no color) | #1F1F1F | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #161E37
#161E37
oklch(24.1% 0.049 269.1)
- #291E00
#291E00
oklch(24.2% 0.049 89.1)
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 #161E37, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark #1B2431 ΔE 0.028
- Oxford Blue #1B263B ΔE 0.029
- Rich Black #0D1B2A ΔE 0.030
- Jet #212529 ΔE 0.046
- Navy Blue #001146 ΔE 0.062
- Space Cadet #2B2D42 ΔE 0.065
- Dark Indigo #1F0954 ΔE 0.076
- Gunmetal #293241 ΔE 0.077
Use #161E37 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.