#FFB313
Closest named color: Yellow Orange (#FCB001). oklch(81.8% 0.168 77.4), rgb(255, 179, 19).
Aa
Black text reads best on this color (11.70:1).
About this color
#FFB313 is a light, vivid orange. In OKLCH its lightness is 82%, its chroma 0.168 and its hue 77°. Its hue sits on the warm side of the wheel. The nearest named color is Yellow Orange (#FCB001), ΔE 0.009 away. Black text reads best on it, at 11.70:1.
| Hue family | Oranges |
| Lightness | light (82%) |
| Chroma | vivid (0.168) |
| Temperature | warm |
| Nearest name | Yellow Orange (#FCB001) |
| Black text | 11.70:1 |
| White text | 1.79:1 |
Values
| HEX | #FFB313 |
| RGB | rgb(255, 179, 19) |
| HSL | hsl(41, 100%, 54%) |
| OKLCH | oklch(81.8% 0.168 77.4) |
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 #FFB313 | 1.79:1 | Fails | Lc -36.9 | Non-text elements, placeholder text |
| Black text on #FFB313 | 11.70:1 | AAA | Lc 71.0 | Content text, not long reading |
| #FFB313 text on white | 1.79:1 | Fails | Lc 32.9 | Non-text elements, placeholder text |
| #FFB313 text on black | 11.70:1 | AAA | Lc -69.8 | Content text, not long reading |
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 300.
-
Step 50
50
#FEF4E5
oklch(97.1% 0.023 78.2)
-
Step 100
100
#FCE6C6
oklch(93.5% 0.048 77.3)
-
Step 200
200
#FCD292
oklch(88.6% 0.094 77.6)
-
Step 300
300 (this color)
#FFB313
oklch(81.8% 0.168 77.4)
-
Step 400
400
#D39200
oklch(70.6% 0.148 77.1)
-
Step 500
500
#B57D00
oklch(63.1% 0.132 77.3)
-
Step 600
600
#996900
oklch(55.7% 0.116 77.3)
-
Step 700
700
#815800
oklch(49.2% 0.103 77.4)
-
Step 800
800
#6A4700
oklch(42.6% 0.089 76.7)
-
Step 900
900
#583B00
oklch(37.6% 0.078 77.7)
-
Step 950
950
#362200
oklch(27% 0.057 76.3)
#FFB313 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) | #CFB600 | 0.077 |
| Deuteranopia (no green cones) | #E1C91F | 0.068 |
| Tritanopia (no blue cones) | #FF9E99 | 0.139 |
| Achromatopsia (no color) | #C1C1C1 | 0.168 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #FFB313
#FFB313
oklch(81.8% 0.168 77.4)
- #9EC6FF
#9EC6FF
oklch(81.8% 0.092 257.2)
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 #FFB313, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Yellow Orange #FCB001 ΔE 0.009
- Orange Yellow #FFAD01 ΔE 0.014
- Orangey Yellow #FDB915 ΔE 0.014
- Golden Rod #F9BC08 ΔE 0.024
- Macaroni And Cheese #EFB435 ΔE 0.026
- Butterscotch #FDB147 ΔE 0.026
- Amber #FFBE0B ΔE 0.027
- Squash #F2AB15 ΔE 0.030
Use #FFB313 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.