#CFE591
Closest named color: Light Sage (#BCECAC). oklch(88.6% 0.11 120.7), rgb(207, 229, 145).
Aa
Black text reads best on this color (15.26:1).
About this color
#CFE591 is a light, moderately saturated yellow. In OKLCH its lightness is 89%, its chroma 0.110 and its hue 121°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Sage (#BCECAC), ΔE 0.034 away. Black text reads best on it, at 15.26:1.
| Hue family | Yellows |
| Lightness | light (89%) |
| Chroma | moderately saturated (0.110) |
| Temperature | in between |
| Nearest name | Light Sage (#BCECAC) |
| Black text | 15.26:1 |
| White text | 1.37:1 |
Values
| HEX | #CFE591 |
| RGB | rgb(207, 229, 145) |
| HSL | hsl(76, 62%, 73%) |
| OKLCH | oklch(88.6% 0.11 120.7) |
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 #CFE591 | 1.37:1 | Fails | Lc -20.9 | Dividers and decoration only |
| Black text on #CFE591 | 15.26:1 | AAA | Lc 85.4 | Fine for body text |
| #CFE591 text on white | 1.37:1 | Fails | Lc 18.3 | Dividers and decoration only |
| #CFE591 text on black | 15.26:1 | AAA | Lc -85.3 | Fine for body 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 200.
-
Step 50
50
#F3F8EA
oklch(97.2% 0.019 122.8)
-
Step 100
100
#E6EFD0
oklch(93.7% 0.042 120.4)
-
Step 200
200 (this color)
#CFE591
oklch(88.6% 0.11 120.7)
-
Step 300
300
#B4CE5E
oklch(80.9% 0.142 120.5)
-
Step 400
400
#93AF00
oklch(70.7% 0.169 120.5)
-
Step 500
500
#7D9600
oklch(63.1% 0.151 120.8)
-
Step 600
600
#697E00
oklch(55.6% 0.133 120.6)
-
Step 700
700
#586A00
oklch(49.2% 0.117 120.6)
-
Step 800
800
#475700
oklch(42.8% 0.103 121.1)
-
Step 900
900
#3B4800
oklch(37.7% 0.09 120.7)
-
Step 950
950
#222B00
oklch(27.1% 0.065 121.1)
#CFE591 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) | #EFDC8B | 0.046 |
| Deuteranopia (no green cones) | #ECDC95 | 0.046 |
| Tritanopia (no blue cones) | #D6DDD0 | 0.092 |
| Achromatopsia (no color) | #DCDCDC | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CFE591
#CFE591
oklch(88.6% 0.11 120.7)
- #E0D0FF
#E0D0FF
oklch(88.6% 0.066 300.6)
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 #CFE591, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Sage #BCECAC ΔE 0.034
- Light Grey Green #B7E1A1 ΔE 0.037
- Washed Out Green #BCF5A6 ΔE 0.043
- Khaki #F0E68C ΔE 0.044
- Tea Green #CAE7B9 ΔE 0.047
- Light Gold #F3DE8A ΔE 0.049
- Light Khaki #E6F2A2 ΔE 0.049
- Sandy #F1DA7A ΔE 0.049
Use #CFE591 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.