#A45423
Closest named color: Sienna (#A0522D). oklch(53.5% 0.122 48.8), rgb(164, 84, 35).
Aa
White text reads best on this color (5.42:1).
About this color
#A45423 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 53%, its chroma 0.122 and its hue 49°. Its hue sits on the warm side of the wheel. The nearest named color is Sienna (#A0522D), ΔE 0.014 away. White text reads best on it, at 5.42:1.
| Hue family | Browns |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.122) |
| Temperature | warm |
| Nearest name | Sienna (#A0522D) |
| Black text | 3.87:1 |
| White text | 5.42:1 |
Values
| HEX | #A45423 |
| RGB | rgb(164, 84, 35) |
| HSL | hsl(23, 65%, 39%) |
| OKLCH | oklch(53.5% 0.122 48.8) |
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 #A45423 | 5.42:1 | AA | Lc -81.9 | Fine for body text |
| Black text on #A45423 | 3.87:1 | AA large text | Lc 27.5 | Dividers and decoration only |
| #A45423 text on white | 5.42:1 | AA | Lc 76.6 | Fine for body text |
| #A45423 text on black | 3.87:1 | AA large text | Lc -25.2 | Dividers and decoration only |
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
#FAF4F1
oklch(97.1% 0.008 48.7)
-
Step 100
100
#F3E7E1
oklch(93.6% 0.015 48.6)
-
Step 200
200
#EBD4C8
oklch(88.6% 0.03 49.4)
-
Step 300
300
#DFB7A2
oklch(80.9% 0.055 49.2)
-
Step 400
400
#CE906F
oklch(70.7% 0.088 48.9)
-
Step 500
500
#C07349
oklch(63.1% 0.113 48.4)
-
Step 600
600 (this color)
#A45423
oklch(53.5% 0.122 48.8)
-
Step 700
700
#934A1D
oklch(49.2% 0.113 48.8)
-
Step 800
800
#773D1A
oklch(42.7% 0.094 49)
-
Step 900
900
#60351C
oklch(37.8% 0.072 49.4)
-
Step 950
950
#391F11
oklch(27% 0.047 48.2)
#A45423 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) | #6B5F1D | 0.107 |
| Deuteranopia (no green cones) | #7E7122 | 0.098 |
| Tritanopia (no blue cones) | #B4434A | 0.072 |
| Achromatopsia (no color) | #6A6A6A | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A45423
#A45423
oklch(53.5% 0.122 48.8)
- #00789D
#00789D
oklch(53.5% 0.105 228.4)
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 #A45423, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sienna #A0522D ΔE 0.014
- Cinnamon #AC4F06 ΔE 0.019
- Sepia #985E2B ΔE 0.030
- Raw Umber #A75E09 ΔE 0.032
- Burnt Umber #A0450E ΔE 0.035
- Warm Brown #964E02 ΔE 0.037
- Burnt Siena #B75203 ΔE 0.037
- Earth #A2653E ΔE 0.041
Use #A45423 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.