#021726
Closest named color: Rich Black (#0D1B2A). oklch(19.6% 0.042 241.3), rgb(2, 23, 38).
Aa
White text reads best on this color (18.21:1).
About this color
#021726 is a very dark, muted blue. In OKLCH its lightness is 20%, its chroma 0.042 and its hue 241°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.024 away. White text reads best on it, at 18.21:1.
| Hue family | Blues |
| Lightness | very dark (20%) |
| Chroma | muted (0.042) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.15:1 |
| White text | 18.21:1 |
Values
| HEX | #021726 |
| RGB | rgb(2, 23, 38) |
| HSL | hsl(205, 90%, 8%) |
| OKLCH | oklch(19.6% 0.042 241.3) |
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 #021726 | 18.21:1 | AAA | Lc -106.9 | Preferred for body text |
| Black text on #021726 | 1.15:1 | Fails | Lc 0.0 | Not readable |
| #021726 text on white | 18.21:1 | AAA | Lc 104.7 | Preferred for body text |
| #021726 text on black | 1.15:1 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF3
oklch(93.6% 0.015 244.7)
-
Step 200
200
#CADCEA
oklch(88.5% 0.027 241.2)
-
Step 300
300
#A5C5DE
oklch(80.8% 0.049 241.8)
-
Step 400
400
#73A7CE
oklch(70.7% 0.08 241.7)
-
Step 500
500
#4C91C1
oklch(63.2% 0.101 241.2)
-
Step 600
600
#2B7AAD
oklch(55.6% 0.109 241.3)
-
Step 700
700
#1C6795
oklch(49.2% 0.102 241.1)
-
Step 800
800
#1B5479
oklch(42.8% 0.084 241.5)
-
Step 900
900
#1D4661
oklch(37.8% 0.065 240.4)
-
Step 950
950 (this color)
#021726
oklch(19.6% 0.042 241.3)
#021726 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) | #101727 | 0.020 |
| Deuteranopia (no green cones) | #0A1426 | 0.015 |
| Tritanopia (no blue cones) | #001B1C | 0.029 |
| Achromatopsia (no color) | #151515 | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #021726
#021726
oklch(19.6% 0.042 241.3)
- #221001
#221001
oklch(19.5% 0.042 62.7)
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 #021726, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.024
- Rich Navy #001219 ΔE 0.031
- Almost Black #070D0D ΔE 0.056
- Dark #1B2431 ΔE 0.064
- Navy Blue #001146 ΔE 0.067
- Dark Navy #000435 ΔE 0.070
- Jet #212529 ΔE 0.074
- Oxford Blue #1B263B ΔE 0.075
Use #021726 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.