#03161E
Closest named color: Rich Navy (#001219). oklch(18.8% 0.031 227), rgb(3, 22, 30).
Aa
White text reads best on this color (18.46:1).
About this color
#03161E is a very dark, muted teal or cyan. In OKLCH its lightness is 19%, its chroma 0.031 and its hue 227°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Navy (#001219), ΔE 0.019 away. White text reads best on it, at 18.46:1.
| Hue family | Teals and cyans |
| Lightness | very dark (19%) |
| Chroma | muted (0.031) |
| Temperature | cool |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.13:1 |
| White text | 18.46:1 |
Values
| HEX | #03161E |
| RGB | rgb(3, 22, 30) |
| HSL | hsl(198, 82%, 6%) |
| OKLCH | oklch(18.8% 0.031 227) |
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 #03161E | 18.46:1 | AAA | Lc -107.1 | Preferred for body text |
| Black text on #03161E | 1.13:1 | Fails | Lc 0.0 | Not readable |
| #03161E text on white | 18.46:1 | AAA | Lc 105.0 | Preferred for body text |
| #03161E text on black | 1.13:1 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E3EBEF
oklch(93.5% 0.01 228.9)
-
Step 200
200
#CCDCE4
oklch(88.5% 0.02 229.1)
-
Step 300
300
#A9C6D3
oklch(80.9% 0.036 226.7)
-
Step 400
400
#7AA8BD
oklch(70.6% 0.058 227.9)
-
Step 500
500
#5593AD
oklch(63.2% 0.075 227)
-
Step 600
600
#377D98
oklch(55.6% 0.081 226.4)
-
Step 700
700
#296982
oklch(49.1% 0.076 227.3)
-
Step 800
800
#24566A
oklch(42.8% 0.063 227.3)
-
Step 900
900
#234756
oklch(37.8% 0.049 227.3)
-
Step 950
950 (this color)
#03161E
oklch(18.8% 0.031 227)
#03161E 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) | #12151E | 0.023 |
| Deuteranopia (no green cones) | #0E121E | 0.021 |
| Tritanopia (no blue cones) | #001819 | 0.016 |
| Achromatopsia (no color) | #141414 | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #03161E
#03161E
oklch(18.8% 0.031 227)
- #1F0F07
#1F0F07
oklch(18.9% 0.031 47.6)
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 #03161E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.019
- Rich Black #0D1B2A ΔE 0.033
- Almost Black #070D0D ΔE 0.042
- Dark #1B2431 ΔE 0.072
- Jet #212529 ΔE 0.077
- Dark Navy #000435 ΔE 0.079
- Dark Navy Blue #00022E ΔE 0.081
- Navy Blue #001146 ΔE 0.082
Use #03161E 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.