#D23F1A
Closest named color: Deep Orange (#DC4D01). oklch(57.9% 0.19 34.5), rgb(210, 63, 26).
Aa
White text reads best on this color (4.70:1).
About this color
#D23F1A is a medium-dark, vivid red. In OKLCH its lightness is 58%, its chroma 0.190 and its hue 35°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Orange (#DC4D01), ΔE 0.036 away. White text reads best on it, at 4.70:1.
| Hue family | Reds |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.190) |
| Temperature | warm |
| Nearest name | Deep Orange (#DC4D01) |
| Black text | 4.46:1 |
| White text | 4.70:1 |
Values
| HEX | #D23F1A |
| RGB | rgb(210, 63, 26) |
| HSL | hsl(12, 78%, 46%) |
| OKLCH | oklch(57.9% 0.19 34.5) |
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 #D23F1A | 4.70:1 | AA | Lc -76.8 | Fine for body text |
| Black text on #D23F1A | 4.46:1 | AA large text | Lc 32.7 | Non-text elements, placeholder text |
| #D23F1A text on white | 4.70:1 | AA | Lc 71.4 | Content text, not long reading |
| #D23F1A text on black | 4.46:1 | AA large text | Lc -30.3 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#FDF3F0
oklch(97.1% 0.012 37.4)
-
Step 100
100
#FAE4DF
oklch(93.5% 0.025 32.9)
-
Step 200
200
#F7CFC5
oklch(88.6% 0.047 34.3)
-
Step 300
300
#F2AD9C
oklch(80.9% 0.085 34.3)
-
Step 400
400
#E87E65
oklch(70.6% 0.136 34.3)
-
Step 500
500
#DE5839
oklch(63% 0.174 34.4)
-
Step 600
600 (this color)
#D23F1A
oklch(57.9% 0.19 34.5)
-
Step 700
700
#AD2800
oklch(49% 0.174 34.5)
-
Step 800
800
#8D2306
oklch(42.6% 0.146 34.6)
-
Step 900
900
#722411
oklch(37.8% 0.114 34.7)
-
Step 950
950
#43160C
oklch(27% 0.072 34.1)
#D23F1A 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) | #6B5F12 | 0.198 |
| Deuteranopia (no green cones) | #90800E | 0.179 |
| Tritanopia (no blue cones) | #E80039 | 0.069 |
| Achromatopsia (no color) | #747474 | 0.191 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D23F1A
#D23F1A
oklch(57.9% 0.19 34.5)
- #00899F
#00899F
oklch(57.9% 0.102 214.2)
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 #D23F1A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Orange #DC4D01 ΔE 0.036
- Brick Orange #C14A09 ΔE 0.037
- Burnt Orange #C04E01 ΔE 0.043
- Faded Red #D3494E ΔE 0.046
- Rust Orange #C45508 ΔE 0.047
- Sinopia #BB3E03 ΔE 0.048
- Dark Coral #CF524E ΔE 0.048
- Tomato Red #EC2D01 ΔE 0.049
Use #D23F1A 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.