#1B2B2D
Closest named color: Jet (#212529). oklch(27.6% 0.022 205.8), rgb(27, 43, 45).
Aa
White text reads best on this color (14.68:1).
About this color
#1B2B2D is a dark close to neutral grey. In OKLCH its lightness is 28%, its chroma 0.022. It has too little chroma to lean warm or cool. The nearest named color is Jet (#212529), ΔE 0.021 away. White text reads best on it, at 14.68:1.
| Hue family | Neutrals |
| Lightness | dark (28%) |
| Chroma | close to neutral grey (0.022) |
| Temperature | neutral |
| Nearest name | Jet (#212529) |
| Black text | 1.43:1 |
| White text | 14.68:1 |
Values
| HEX | #1B2B2D |
| RGB | rgb(27, 43, 45) |
| HSL | hsl(187, 25%, 14%) |
| OKLCH | oklch(27.6% 0.022 205.8) |
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 #1B2B2D | 14.68:1 | AAA | Lc -104.3 | Preferred for body text |
| Black text on #1B2B2D | 1.43:1 | Fails | Lc 0.0 | Not readable |
| #1B2B2D text on white | 14.68:1 | AAA | Lc 101.5 | Preferred for body text |
| #1B2B2D text on black | 1.43:1 | 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
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E4EBEC
oklch(93.5% 0.008 207.1)
-
Step 200
200
#CFDCDE
oklch(88.5% 0.014 207.9)
-
Step 300
300
#AEC6C9
oklch(80.9% 0.026 205.8)
-
Step 400
400
#83A8AD
oklch(70.6% 0.041 206.5)
-
Step 500
500
#639399
oklch(63.1% 0.052 205.8)
-
Step 600
600
#497D84
oklch(55.6% 0.057 206.7)
-
Step 700
700
#3A696F
oklch(49% 0.052 206.2)
-
Step 800
800
#30565B
oklch(42.7% 0.044 206.5)
-
Step 900
900
#2B474A
oklch(37.7% 0.034 204.4)
-
Step 950
950 (this color)
#1B2B2D
oklch(27.6% 0.022 205.8)
#1B2B2D 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) | #292A2D | 0.022 |
| Deuteranopia (no green cones) | #25272D | 0.020 |
| Tritanopia (no blue cones) | #142C2C | 0.010 |
| Achromatopsia (no color) | #282828 | 0.022 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1B2B2D
#1B2B2D
oklch(27.6% 0.022 205.8)
- #322422
#322422
oklch(27.6% 0.022 27.9)
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 #1B2B2D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.021
- Dark #1B2431 ΔE 0.029
- Oxford Blue #1B263B ΔE 0.036
- Gunmetal #293241 ΔE 0.047
- Space Cadet #2B2D42 ΔE 0.048
- Pakistan Green #283618 ΔE 0.063
- Rich Black #0D1B2A ΔE 0.063
- Midnight Green #073B4C ΔE 0.066
Use #1B2B2D 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.