#256592
Closest named color: Peacock Blue (#016795). oklch(48.8% 0.097 243.2), rgb(37, 101, 146).
Aa
White text reads best on this color (6.25:1).
About this color
#256592 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 49%, its chroma 0.097 and its hue 243°. Its hue sits on the cool side of the wheel. The nearest named color is Peacock Blue (#016795), ΔE 0.014 away. White text reads best on it, at 6.25:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.097) |
| Temperature | cool |
| Nearest name | Peacock Blue (#016795) |
| Black text | 3.35:1 |
| White text | 6.25:1 |
Values
| HEX | #256592 |
| RGB | rgb(37, 101, 146) |
| HSL | hsl(205, 60%, 36%) |
| OKLCH | oklch(48.8% 0.097 243.2) |
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 #256592 | 6.25:1 | AA | Lc -86.0 | Fine for body text |
| Black text on #256592 | 3.35:1 | AA large text | Lc 23.2 | Dividers and decoration only |
| #256592 text on white | 6.25:1 | AA | Lc 80.9 | Fine for body text |
| #256592 text on black | 3.35:1 | AA large text | Lc -21.0 | 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 700.
-
Step 50
50
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2EBF2
oklch(93.5% 0.014 241)
-
Step 200
200
#CBDCE9
oklch(88.6% 0.026 240.7)
-
Step 300
300
#A7C5DD
oklch(80.9% 0.047 242.4)
-
Step 400
400
#77A6CC
oklch(70.6% 0.075 243.5)
-
Step 500
500
#5290BF
oklch(63.1% 0.096 243)
-
Step 600
600
#3479AB
oklch(55.5% 0.104 243.3)
-
Step 700
700 (this color)
#256592
oklch(48.8% 0.097 243.2)
-
Step 800
800
#215377
oklch(42.6% 0.08 243.2)
-
Step 900
900
#214560
oklch(37.7% 0.062 243.2)
-
Step 950
950
#142938
oklch(27.1% 0.039 241.3)
#256592 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) | #506694 | 0.044 |
| Deuteranopia (no green cones) | #415C91 | 0.034 |
| Tritanopia (no blue cones) | #007075 | 0.068 |
| Achromatopsia (no color) | #606060 | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #256592
#256592
oklch(48.8% 0.097 243.2)
- #86521B
#86521B
oklch(48.8% 0.097 62.8)
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 #256592, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Peacock Blue #016795 ΔE 0.014
- Denim #3B638C ΔE 0.020
- Denim Blue #3B5B92 ΔE 0.033
- Light Navy Blue #2E5A88 ΔE 0.033
- Ocean Blue #03719C ΔE 0.035
- Dusky Blue #475F94 ΔE 0.036
- Sea Blue #047495 ΔE 0.044
- Muted Blue #3B719F ΔE 0.045
Use #256592 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.